1997496678 is an even 10-digits composite number following 1997496677
and preceding 1997496679 . In scientific notation, it is written as 1.997496678 × 10^9.
The sum of its digits is 66. It has a total of 3 prime factors and 8 positive divisors.
There are 665832224 positive integers (up to 1997496678) that are relatively prime to 1997496678.
1997496678 has 8 divisors, whose sum is 3994993368
The reverse of 1997496678 is 8766947991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 10
Sum of Digits 66
Digital Root 3
Name
one billion nine hundred ninety-seven million four hundred ninety-six thousand six hundred seventy-eight
Scientific notation
1.997496678 × 10^9
Engineering notation
1.997496678 × 10^9
Prime Factorization
2 × 3 × 332916113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1997496678
Product of the distinct prime numbers
The prime factorization of 1997496678 is 2 × 3 × 332916113.
Since it has a total of 3 prime factors.
7 , 4 , 82 , 19 , 725 , 395 , 8695 , 9761 , 6830 , 39450 , 695694 , 687738 , 3023762 , 5611790 , 77158538 , 86873080 , 658048719 , 348700715 , 7948244473 , 6166617807
n×2
3994993356
n×3
5992490034
n×4
7989986712
n×5
9987483390
n÷2
998748339
n÷3
665832226
n÷3
499374169.5
n÷5
399499335.6
n2
3989992978621035684
n3
7.9699977200388E+27
n4
1.5920043969445E+37
n5
3.1800234942581E+46
2 √n
44693.362795834
3 √n
1259.3951657438
4 √n
211.40804808671
5 √n
72.45981370833
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1997496677
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1997496678 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997496678) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000011110110000101100110
3
Ternary
12011012122100022110
4
Quaternary
1313003312011212
5
Quinary
13042324343203
6
Senary
530113141450
8
Octal
16703660546
10
Decimal
1997496678
12
Duodecimal
478b5a886
16
Hexadecimal
770f6166
20
Vigesimal
1b4471di
36
Base36
x19aau
md5
0de9b48bdaa38b9eaa006e3091f46121
sha1
9a94d2bd25216da3984e97f72d052484ca20a311
sha256
5cb262e161c1e38a533ce334021c1cf2547e822c7495923448b5a9e2955f62b6
sha512
b5ea3810b7332c53233532a1abe66d7a1a9fa54cb948c39acc588a21cc65bd8ecc41a35b23703ad383cd2aa36d36f899cee65c3d40a7e533d905d41927e57346
ripemd-160
b44f572313e6571b044c14a858258d85a1e74599
Diameter
3994993356
Circumference
12550641778.35
Area
1.2534932629511E+19
Volume
3.3384648381869E+28
Surface area
5.0139730518043E+19
Circumference
12550641778.35
Perimeter
7989986712
Area
3989992978621035684
Diagonal
2824886892.8228
Surface area
2.3939957871726E+19
Volume
7.9699977200388E+27
Space diagonal
3459765734.246
Perimeter
5992490034
Area
1.7277176402037E+18
Altitude
1729882867.123
Surface area
1.7277176402037E+18
Volume
9.3927323898013E+26
Height
941628964.27427